bivalves
gastropods
cephalopods
There are seven classes of mollusks. These are Gastropoda, Bivalvia, Polyplacophora, Scaphopoda, Cephalopoda, Aplocophora, and Monoplacophora.
Three main classes are:MetalsNon metalsTransition elementsThey are present in periodic table.
Which of these is not of the three main classes of elements?Read more: Which_of_these_is_not_of_the_three_main_classes_of_elements
mollusks and arthopods i very samrt!!
Not clear on which 3 classes are the "major ones", but Polyplacophorans, Gastropods, and Bivalves have an open circulatory system while Cephalopods have a closed circulatory system.
Turbellaria , Trematoda and cestoda
igneous, sedimentary, and metamorphic
the are Metals, Metalliods, Non-metals
bivalves
The three social classes in China under the Zhou dynasty are King, Nobles, and Peasants.
metalsnon metalssemi metals
yes